Question

What is a statistics?

Answer 1

Statistics is the study of the collection, analysis, interpretation, presentation, and organization of data
It consists of 
mean = summation fi xi by summation fi 
 for un grouped data summation fi by n
{ it can also be written as sum of all the  observations by no . of observations }

Answer 2

$\huge\underline\mathfrak{Question!!}$

What is a statistics?____________________________________________

$\huge\underline\mathfrak{</u><u>Answ</u><u>er</u><u>!}$

↪Statistics is a branch of applied mathematics dealing with data collection, organization, analysis, interpretation and presentation.

▶ Each item in a data is called observation .

▶ Range is the difference between greatest and smallest values in a set of observation .

▶ The number of times an observation occurs in a data is called its frequency.

▶ The difference between the upper and lower limit of class is known as its class size

▶ The mid -value of a class interval is calt it's class Mark

____________________________________________